Irregular ventral pleural mass 前胸壁不规则胸膜肿块
Hypoechoic vascularized pleural mass 低回声多血管胸膜肿块
Irregular pleural mass and effusion 不规则胸膜肿块和胸水
Pleural mass with extrapleural extension 胸膜肿块胸膜外侵犯
Irregular vascularized dorsal pleural mass 后胸壁不规则多血管胸膜肿块
Irregular vascularized ventral pleural mass 前胸壁不规则多血管胸膜肿块
There were no significant difference of the incidence of lobulated sign and pleural indentation sign and the size of the mass between two groups(P>0.05).
而肿块大小、分叶征及胸膜凹陷征在两组之间的出现率无明显差异（ P＞ 0 ．05） 。
Conclusion It is the feature of malignant pleural effusion that unilateral, mass pleural effusion, and pleural thickening irregular or limited with involvement of mediastinal pleura;
结论单侧、大量积液且张力高，胸膜不规则增厚，纵隔胸膜受累对恶性诊断有特异性；
Results Peripheral lung carcinoma mainly showed a mass with lobulated shape, spicules of margin, pleural indentation and vacuole sign.
结果周围型肺癌主要表现为肿块分叶、边缘毛刺、胸膜凹陷及空泡征；
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